void dMeshNodeInfo::CalculateOOBBGizmo (const dMatrix& matrix, dVector& p0, dVector& p1) const
{
p0 = dVector ( 1.0e10f, 1.0e10f, 1.0e10f, 1.0f);
p1 = dVector (-1.0e10f, -1.0e10f, -1.0e10f, 1.0f);
dMatrix tranform (m_matrix * matrix) ;
int stride = NewtonMeshGetVertexStrideInByte(m_mesh) / sizeof(dFloat);
float* const vertexList = NewtonMeshGetVertexArray(m_mesh);
for (void* vertex = NewtonMeshGetFirstVertex(m_mesh); vertex; vertex = NewtonMeshGetNextVertex(m_mesh, vertex)) {
int index = NewtonMeshGetVertexIndex(m_mesh, vertex) * stride;
dVector p (vertexList[index + 0], vertexList[index + 1], vertexList[index + 2], 1.0);
p = tranform.TransformVector(p);
p0.m_x = min (p.m_x, p0.m_x);
p0.m_y = min (p.m_y, p0.m_y);
p0.m_z = min (p.m_z, p0.m_z);
p1.m_x = max (p.m_x, p1.m_x);
p1.m_y = max (p.m_y, p1.m_y);
p1.m_z = max (p.m_z, p1.m_z);
}
}
int main( void )
{
tranform("4*(3+2)/(2+2)");
printf("\n");
return 0;
}
